Authors: J Varga; T D Heiman-Patterson; D L Emery; R Griffin; E V Lally; J J Uitto; S A Jimenez Journal: Semin Arthritis Rheum Date: 1990-06 Impact factor: 5.532
Authors: E M Sternberg; M H Van Woert; S N Young; I Magnussen; H Baker; S Gauthier; C K Osterland Journal: N Engl J Med Date: 1980-10-02 Impact factor: 91.245